CVE-2019-8276: Buffer Overflow
First published: Fri Mar 01 2019(Updated: )
UltraVNC revision 1211 has a stack buffer overflow vulnerability in VNC server code inside file transfer request handler, which can result in Denial of Service (DoS). This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1212.
Credit: vulnerability@kaspersky.com vulnerability@kaspersky.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| UltraVNC | <1.2.2.3 | |
| Siemens Sinumerik Access MyMachine/P2P | <4.8 | |
| Siemens Sinumerik PCU Base Win10 Software | <14.00 | |
| Siemens Sinumerik PCU Base Win7 Software/IPC | <=12.01 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2019-8276?
CVE-2019-8276 is classified as a high severity vulnerability due to the potential for Denial of Service (DoS).
How do I fix CVE-2019-8276?
To fix CVE-2019-8276, upgrade to UltraVNC revision 1212 or later, which contains the necessary patch.
Which software versions are affected by CVE-2019-8276?
CVE-2019-8276 affects UltraVNC versions prior to 1.2.2.3, along with specific Siemens Sinumerik versions.
What type of vulnerability is CVE-2019-8276?
CVE-2019-8276 is a stack buffer overflow vulnerability located in the VNC server's file transfer request handler.
Is CVE-2019-8276 exploitable remotely?
Yes, CVE-2019-8276 can be exploited remotely due to its nature of being a network connectivity vulnerability.
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